The EMM5834X from Sumitomo Electric Device Innovations is a RF Amplifier with Frequency 12.7 to 27 GHz, Gain 23 dB, Power Gain 19 to 23 dB, Output Power 23 to 26 dBm, Output Power 0.2 to 0.4 W. Tags: Chip, Power Amplifier. More details for EMM5834X can be seen below.